Julie Wissink, M.D.
NPI 1386738623 · Internal Medicine Physician · Palo Alto, CA
Julie Wissink, M.D. is a Internal Medicine Physician provider in Palo Alto, CA (NPI 1386738623).
Provider details
- NPI number
- 1386738623
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- G66832 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 166 | 48 |
| Losartan Potassium | 74 | 19 |
| Levothyroxine Sodium | 73 | 20 |
| Rosuvastatin Calcium | 57 | 13 |
| Triamterene/Hydrochlorothiazidbrand: Triamterene-Hydrochlorothiazid | 53 | 14 |
| Alendronate Sodium | 45 | 12 |
| Escitalopram Oxalate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,248 across 69 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2020-10-30
- Certified
- 2020-10-30
Frequently asked questions
- What is Julie Wissink's NPI number?
- Julie Wissink's National Provider Identifier (NPI) is 1386738623, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julie Wissink's specialty?
- Julie Wissink is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Julie Wissink located?
- Julie Wissink's practice location on file with NPPES is 805 El Camino Real Ste B, Palo Alto, CA 94301-2315.
- What is Julie Wissink's phone number?
- The practice phone number listed in the NPPES registry for Julie Wissink is (650) 329-0440.
- Is Julie Wissink's NPI active?
- Yes — Julie Wissink's NPI (1386738623) is active in the NPPES registry as of the last update on 2020-10-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.